wing nut 1.Material: QT500;Steel 45Mn 2.Dia: 60mm;70mm;80mm;90mm;100mm;110mm,etc Swivel nut, slope nut Round Wing nut Wing NutMaterial: Nodular Cast Iron QT4501;Steel 45Mn Working load: 90KN_180KNPackage: Steel Pallet; Box; IBCOEM Service is availableThread: Dia12mm;Dia15mm;Dia17mm;Dia20mmSurface: Electro-GalvanizationRound Wing nut - formwork-scaffoldingOEM Service is available.Big Manufacturing ...